[gimp] app: create the paint tools' paint_buffer as RGBA float

[Michael Natterer <mitch src gnome org>]

commit eb2f638e7dc14291a0d8cecba6ee959251261009
Author: Michael Natterer <mitch gimp org>
Date:   Fri Sep 21 10:51:23 2012 +0200

    app: create the paint tools' paint_buffer as RGBA float
    
    instead of the drawable's native format plus alpha, because we access
    these buffers as RGBA float later.

 app/paint/gimpbrushcore.c |    4 ++--
 app/paint/gimpink.c       |    4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/app/paint/gimpbrushcore.c b/app/paint/gimpbrushcore.c
index 481f98c..c90432d 100644
--- a/app/paint/gimpbrushcore.c
+++ b/app/paint/gimpbrushcore.c
@@ -819,10 +819,10 @@ gimp_brush_core_get_paint_buffer (GimpPaintCore    *paint_core,
   /*  configure the canvas buffer  */
   if ((x2 - x1) && (y2 - y1))
     {
-      const Babl  *format = gimp_drawable_get_format_with_alpha (drawable);
       GimpTempBuf *temp_buf;
 
-      temp_buf = gimp_temp_buf_new ((x2 - x1), (y2 - y1), format);
+      temp_buf = gimp_temp_buf_new ((x2 - x1), (y2 - y1),
+                                    babl_format ("RGBA float"));
 
       *paint_buffer_x = x1;
       *paint_buffer_y = y1;
diff --git a/app/paint/gimpink.c b/app/paint/gimpink.c
index 9eddd17..b84fdd0 100644
--- a/app/paint/gimpink.c
+++ b/app/paint/gimpink.c
@@ -219,10 +219,10 @@ gimp_ink_get_paint_buffer (GimpPaintCore    *paint_core,
   /*  configure the canvas buffer  */
   if ((x2 - x1) && (y2 - y1))
     {
-      const Babl  *format = gimp_drawable_get_format_with_alpha (drawable);
       GimpTempBuf *temp_buf;
 
-      temp_buf = gimp_temp_buf_new ((x2 - x1), (y2 - y1), format);
+      temp_buf = gimp_temp_buf_new ((x2 - x1), (y2 - y1),
+                                    babl_format ("RGBA float"));
 
       *paint_buffer_x = x1;
       *paint_buffer_y = y1;